Home / 769,828.77-1,155,790.35-433,106.37

Finding the Fourth Proportional to 769,828.77, 1,155,790.35 and 433,106.37

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Solution

The fourth proportional to 769,828.77, 1,155,790.35 and 433,106.37 is: 650,248.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    769,828.77 : 1,155,790.35 = 433,106.37 : x
  2. Step 2: Convert to fraction form
    769,828.77/1,155,790.35 = 433,106.37/x
  3. Step 3: Cross multiply
    769,828.77x = 1,155,790.35 × 433,106.37
  4. Step 4: Simplify right side
    769,828.77x = 500,580,162,969.53
  5. Step 5: Solve for x
    x = 500,580,162,969.53/769,828.77
  6. Step 6: Final answer
    x = 650,248.71

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.